Amazing German Made Steel Rotary Blades that are Universal for a fraction of name brand rotary blades that you will find in the store!!! Pack of 10 comes in a plastic case. Also available in 45mm Pinking/Crocheting, 60mm, 18mm and 28mm sizes, please see lisitings!Satisfaction GUARENTEED!! If you are unhappy with your rotary blades, please contact me! I will take them back and you will receive a full refund (you pay return shipping).CAUTION: Keep away from children! These are EXTREMELY sharp!!Note: Rotary blades have oil on them to keep them from rusting, CAREFIULLY rub oil off before using.